All scans / Serums / Neutrogena Collagen Bank 15% Vitamin C Glow Serum
Neutrogena Collagen Bank 15% Vitamin C Glow Serum ingredients: is it worth it?
A genuinely active vitamin C serum with a strong formula on paper—but its unstable water-based packaging keeps it from being exceptional.
A genuinely active vitamin C serum with a strong formula on paper—but its unstable water-based packaging keeps it from being exceptional.
READ MORE
The 15% pure ascorbic acid, listed second, is the real efficacy driver, while gluconolactone adds a useful but secondary exfoliating function and EGCG provides antioxidant support. The score is limited because the product's actual pH, air/light protection, and stability over time are not established here; pure vitamin C is highly oxidation-prone, and the formula lacks the classic vitamin E/ferulic-acid stabilization system. The marketed collagen is mainly a film-forming conditioner rather than a proven collagen-rebuilding active. The absence of fragrance and denatured alcohol supports a good safety score, although combining a high-strength acid with a PHA may irritate sensitive skin.
We may earn a commission from qualifying purchases. Links never influence scores.
DemythSkin rates Neutrogena Collagen Bank 15% Vitamin C Glow Serum 3.8/5 for efficacy and 4.3/5 for safety.
ACTIVE INGREDIENTS BY TIER
Gold Standards
High clinical proof | Skin-transformativeReliable
Proven resultsPotent
Developing evidenceOverhyped | Marketing
Hype | Limited dataDocumented Irritants
Evidence-backed flagFORMULATION BASE (9)⌄
FULL INGREDIENT LIST⌄
Aqua, Ascorbic Acid, Gluconolactone, Chrysanthemum Parthenium Flower/Leaf/Stem Juice, Phenoxyethanol, Sodium Hydroxide, Caprylyl Glycol, Epigallocatechin Gallate, Pentylene Glycol, Acetyl Dipeptide-31 Amide, Hydrolyzed Collagen, Sodium Metabisulfite, Potassium Sorbate, Sodium Benzoate, Citric Acid
WHAT EACH INGREDIENT DOES (15)⌄
- Aqua
- Solvent and formula base
- Ascorbic Acid
- Antioxidant brightening active
- Gluconolactone
- Polyhydroxy acid exfoliant
- Chrysanthemum Parthenium Flower/Leaf/Stem Juice
- Botanical skin-conditioning agent
- Phenoxyethanol
- Preservative
- Sodium Hydroxide
- pH adjuster
- Caprylyl Glycol
- Humectant and preservative booster
- Epigallocatechin Gallate
- Green tea antioxidant
- Pentylene Glycol
- Humectant and solvent
- Acetyl Dipeptide-31 Amide
- Peptide skin-conditioning agent
- Hydrolyzed Collagen
- Film-forming skin conditioner
- Sodium Metabisulfite
- Antioxidant stabilizer
- Potassium Sorbate
- Preservative
- Sodium Benzoate
- Preservative
- Citric Acid
- pH adjuster
EXTERNAL CITATIONS
Ascorbic Acid: Topical L-ascorbic acid is a well-studied antioxidant and brightening ingredient; its performance depends strongly on concentration, pH, and stability.
Gluconolactone: Polyhydroxy acid with exfoliating and humectant properties, generally considered gentler than many AHAs.
Epigallocatechin Gallate: Green-tea catechin with antioxidant and anti-inflammatory evidence, though topical clinical evidence is less established than for pure vitamin C.
DISCLAIMER: THIS ANALYSIS IS FOR INFORMATION ONLY. NOT MEDICAL ADVICE. AI-GENERATED DATA BASED ON PUBLICLY AVAILABLE INGREDIENT LISTS. VERIFY WITH A MEDICAL PROFESSIONAL.
Neutrogena Collagen Bank 15% Vitamin C Glow Serum: common questions
Is Neutrogena Collagen Bank 15% Vitamin C Glow Serum worth it?
Neutrogena Collagen Bank 15% Vitamin C Glow Serum scores 3.8 out of 5.0 for efficacy (Modest) and 4.3 out of 5.0 for safety (Gentle) on DemythSkin's independent ingredient analysis. A genuinely active vitamin C serum with a strong formula on paper—but its unstable water-based packaging keeps it from being exceptional.
What are the key active ingredients in Neutrogena Collagen Bank 15% Vitamin C Glow Serum?
Neutrogena Collagen Bank 15% Vitamin C Glow Serum contains these gold-standard actives with strong clinical evidence: Ascorbic Acid.
Does Neutrogena Collagen Bank 15% Vitamin C Glow Serum contain fragrance or known irritants?
DemythSkin's analysis found no flagged irritants in Neutrogena Collagen Bank 15% Vitamin C Glow Serum. It scores 4.3 out of 5.0 for safety.
How is Neutrogena Collagen Bank 15% Vitamin C Glow Serum scored?
DemythSkin grades every product on two independent scores: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are graded S through D against a database of over 3,000 compounds. Brand and price are not part of the score, and no brand pays for one.
Free scores for every product in the database, or see them on Sephora, Ulta and Amazon with the Chrome extension.